Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 3 May 2024 13:01:27 +0200 (CEST) | From | Sebastian Ott <> | Subject | Re: [PATCH v2 0/6] KVM: arm64: emulation for CTR_EL0 |
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Hi Oliver,
On Wed, 1 May 2024, Oliver Upton wrote: > On Fri, Apr 26, 2024 at 12:49:44PM +0200, Sebastian Ott wrote: >> Hej folks, >> >> I'm looking into supporting migration between 2 Ampere Altra (Max) >> machines (using Neoverse-N1). They are almost identical regarding >> their feature id register state except for CTR_EL0.DIC which is set >> on one machine but not the other. >> >> CTR_EL0 is currently marked as invariant and migrating a VM between >> those 2 machines using qemu fails. > > I left some feedback on the series, but in addition to that would it be > possible to augment the set_id_regs selftest to exercise the CTR_EL0 > mutability?
Yes, sure!
Thanks, Sebastian
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